相反，您在以后可以将过期日期设置为10分钟，这样可以确保已删除的用户在超过最近一次合法访问的10分钟之后就不能再使用策略。
Instead, you could set the expiration date to 10 minutes in the future, and you'll be assured that the policy can't be used by deleted users more than 10 minutes after their last legitimate access.
如果你总是担心一些坏事，比如可怕的传言，让人紧张的截止日期，那么不妨花三分钟的时间将自己的感受写下来。
If you find yourself worrying about bad news, a scary rumor, or a stressful deadline, take three minutes to write down how you're feeling.
利用AT 89s51单片机及实时时钟集成电路ds1643，设计了一个电子钟系统，实现了日期、时间显示及报时功能。
Use AT89S51 single chip and real-time clock integrated circuit DS1643, designed an electronic clock system, realized the date, time display and reported time.
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